Bewolking — 2023
| Month | Ternat | Lennik | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 85.7 % | 86.1 % | -0.4 |
| Apr | 68.6 % | 68.3 % | +0.3 |
| May | 60.9 % | 61 % | -0.1 |
| Jun | 40.7 % | 40.2 % | +0.5 |
| Jul | 64 % | 63.6 % | +0.4 |
| Aug |
| 59.6 % |
| 60.4 % |
| -0.8 |
| Sep | 57.3 % | 57.1 % | +0.2 |
| Oct | 76.5 % | 76.2 % | +0.3 |
| Nov | 76.1 % | 76.4 % | -0.3 |
| Dec | 83.6 % | 83.5 % | +0.1 |